CN209833135U

CN209833135U - Blackboard eraser with dust absorption function

Info

Publication number: CN209833135U
Application number: CN201920598277.7U
Authority: CN
Inventors: 王舒帆; 邱之若渊; 陈鑫越; 杨关
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2019-12-24
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a blackboard eraser with dust absorption function relates to teaching aid technical field, and chalk dust is excessive problem all around when to current blackboard eraser, the following scheme is put forward at present, and it includes the work box, bolt fixedly connected with fixed block is passed through to the top of work box, sliding connection has a connecting block in the fixed block, the fixed block that cleans has been cup jointed to the connecting block internal fixation, two be provided with the dust absorption pipe between the connecting block, and the other end fixedly connected with connecting pipe of dust absorption pipe, the connecting pipe passes through bolt and fixed block fixed connection, and the connecting pipe is located the work box, pass through bolt fixedly connected with air pump in the work box, the output fixedly connected with breathing pipe of air pump. The utility model discloses simple structure, convenient to use, the absorption dust that can be fine reduces the effluvium of dust, guarantees user's physical and mental health, and convenient to detach's setting can conveniently be washd and change simultaneously, increases efficiency, practices thrift the cost.

Description

Blackboard eraser with dust absorption function

Technical Field

The utility model relates to a teaching aid technical field especially relates to a blackboard eraser with dust absorption function.

Background

The blackboard eraser is one of the most frequently used tools for teachers, and although chalk characters on the blackboard can be conveniently erased during use, chalk dust is easy to overflow during erasing, and a user inhales into the body of the user, so that physical and psychological health of the user is easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a blackboard eraser with dust absorption function has solved the excessive problem of chalk dust when erasing the blackboard.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a blackboard eraser with a dust collection function comprises a working box, wherein a fixed block is fixedly connected above the working box through bolts, a plurality of connecting blocks are connected in the fixed block in a sliding manner, a cleaning block is fixedly sleeved in each connecting block, a dust collection pipe is arranged between the two connecting blocks, the other end of each dust collection pipe is fixedly connected with a connecting pipe, the connecting pipe is fixedly connected with the fixed block through bolts, the connecting pipe is positioned in the working box, an air pump is fixedly connected in the working box through bolts, an air suction pipe is fixedly connected at the output end of the air pump, the other end of the air suction pipe is fixedly connected with the connecting pipe, an air outlet pipe is fixedly connected at the output end of the air pump, a collecting box is fixedly connected with the working box through bolts, a power supply is fixedly connected at one side, one side of the working box is fixedly connected with a controller through a bolt.

Preferably, one side of the collecting box is provided with a wet tissue box, the wet tissue box is fixedly connected with the working box through a bolt, and one side of the wet tissue box is rotatably connected with an opening door through a hinge.

Preferably, one side of the working box, which is far away from the controller, is fixedly connected with a containing box through a bolt, and one side of the containing box is rotatably connected with a containing door through a hinge.

Preferably, a plurality of filter discs are fixedly connected in the collecting box, a dumping door is arranged on one side of the collecting box, and the dumping door is provided with a plurality of vent holes.

Preferably, the controller adopts an AFPXL14R model controller, and the air pump is electrically connected with the controller through an electric wire.

Preferably, the fixed block and the connecting block are made of magnetic materials.

The utility model has the advantages that:

1. through the mutual cooperation of work box, fixed block, dust absorption pipe, connecting block, cleaning piece, containing box, wet piece of cloth case, collecting box, outlet duct, air pump, breathing pipe, power, connecting pipe and controller, absorption dust that can be fine reduces the effluvium of dust, guarantees user's physical and mental health.

2. Through the mutually supporting of work box, fixed block, dust absorption pipe, connecting block, cleaning piece, containing box, wet piece of cloth case, collecting box, outlet duct, air pump, breathing pipe, power, connecting pipe, controller, convenient to detach's setting can conveniently be washd and change, increases efficiency, practices thrift the cost.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is a schematic left-side sectional view of the present invention.

Fig. 3 is a schematic top view of the present invention.

Reference numbers in the figures: 1 work box, 2 fixed blocks, 3 dust absorption pipes, 4 connecting blocks, 5 cleaning blocks, 6 storage boxes, 7 wet tissue boxes, 8 collecting boxes, 9 air outlet pipes, 10 air pumps, 11 air suction pipes, 12 power supplies, 13 connecting pipes and 14 controllers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a blackboard eraser with dust absorption function, comprising a working box 1, a fixed block 2 is fixedly connected above the working box 1 through a bolt, a plurality of connecting blocks 4 are slidably connected in the fixed block 2, a cleaning block 5 is fixedly sleeved in the connecting blocks 4, a dust absorption tube 3 is arranged between the two connecting blocks 4, the other end of the dust absorption tube 3 is fixedly connected with a connecting tube 13, the connecting tube 13 is fixedly connected with the fixed block 2 through a bolt, the connecting tube 13 is positioned in the working box 1, an air pump 10 is fixedly connected in the working box 1 through a bolt, an air suction tube 11 is fixedly connected with the output end of the air pump 10, the other end of the air suction tube 11 is fixedly connected with the connecting tube 13, an air outlet tube 9 is fixedly connected with the output end of the air pump 10, a collecting box 8 is fixedly connected with the other end of the air outlet tube, bolt fixedly connected with controller 14 is passed through to one side of work box 1, one side of collecting box 8 is provided with wet piece of cloth case 7, wet piece of cloth case 7 passes through bolt and 1 fixed connection of work box, one side of wet piece of cloth case 7 is connected with the door of opening through the hinge rotation, bolt fixedly connected with containing box 6 is passed through to one side that work box 1 kept away from controller 14, one side of containing box 6 is connected with the containing door through the hinge rotation, a plurality of rose flakes of fixedly connected with in the collecting box 8, one side of collecting box 8 sets up emptys the door, and it is provided with a plurality of air vents to emptys the door, controller 14 adopts AFPX0L14R model controller, air pump 10 is connected with controller 14 electricity through the electric wire, fixed block.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The working principle is that when in use, the working box 1 and the fixed block 2 are grasped, then the chalk on the blackboard is cleaned by the cleaning block 5, before the chalk is erased, the air pump 10 is started through the controller 14, the working power of the air pump 10 is controlled through the controller 14 according to the use condition, air flow is generated by the operation of the air pump 10, the air is sucked from the dust suction pipe 3, then the air flows through the connecting pipe 13 and the air suction pipe 11, then the air flows into the air pump 10 and then the collecting box 8 through the air outlet pipe 11, in the erasing process, scattered chalk dust enters the dust suction pipe 3 due to the suction force generated by the dust suction pipe 3 and finally reaches the collecting box 8, and finally the chalk dust is filtered by the filter sheet in the collecting box 8, so that the chalk dust is retained in the collecting box 8, the air is discharged through the filter sheet and the through holes in the collecting box 8, and further, in the erasing process, and then can not be inhaled by the user in the health, the protection user is healthy, connecting block 4 and fixed block 2 are fixed through magnetic attraction each other simultaneously, convenient dismantlement, can be single wash and change, increase efficiency and practice thrift the cost, wet piece of cloth etc. can be placed in wet piece of cloth case 7, use in erasing, further ensure not have the dust get into in the body, containing box 6's setting can place miniature cleaning means, facilitates the use, the utility model discloses simple structure, convenient to use, absorption dust that can be fine reduces the effluvium of dust, guarantees user's physical and mental health, and convenient to detach's setting simultaneously can conveniently be washd and change, increases efficiency, practices thrift the cost.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A blackboard eraser with a dust collection function comprises a working box (1) and is characterized in that a fixed block (2) is fixedly connected above the working box (1) through a bolt, a connecting block (4) is connected in the fixed block (2) in a sliding manner, a cleaning block (5) is fixedly sleeved in the connecting block (4), a dust collection pipe (3) is arranged between the two connecting blocks (4), the other end of the dust collection pipe (3) is fixedly connected with a connecting pipe (13), the connecting pipe (13) is fixedly connected with the fixed block (2) through a bolt, the connecting pipe (13) is positioned in the working box (1), an air pump (10) is fixedly connected in the working box (1) through a bolt, an air suction pipe (11) is fixedly connected at the output end of the air pump (10), and the other end of the air suction pipe (11) is fixedly connected with the connecting pipe (, the air pump is characterized in that an outlet pipe (9) is fixedly connected to the output end of the air pump (10), a collecting box (8) is fixedly connected to the other end of the outlet pipe (9), the collecting box (8) is fixedly connected with the working box (1) through a bolt, a power source (12) is fixedly connected to one side of the working box (1) through a bolt, and a controller (14) is fixedly connected to one side of the working box (1) through a bolt.

2. The blackboard eraser with the dust absorption function according to claim 1, wherein one side of the collection box (8) is provided with a wet tissue box (7), the wet tissue box (7) is fixedly connected with the working box (1) through a bolt, and one side of the wet tissue box (7) is rotatably connected with an opening door through a hinge.

3. The blackboard eraser with the dust absorption function according to claim 1, wherein a containing box (6) is fixedly connected to one side of the working box (1) far away from the controller (14) through a bolt, and a containing door is rotatably connected to one side of the containing box (6) through a hinge.

4. The blackboard eraser with the dust absorption function according to claim 1, wherein a plurality of filter discs are fixedly connected in the collection box (8), a dumping door is arranged on one side of the collection box (8), and the dumping door is provided with a plurality of vent holes.

5. The blackboard eraser with dust absorption function according to claim 1, wherein the controller (14) is an AFPX0L14R type controller, and the air pump (10) is electrically connected with the controller (14) through an electric wire.

6. The blackboard eraser with the dust absorption function according to claim 1, wherein the fixing block (2) and the connecting block (4) are made of magnetic materials.